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Amateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional. Amateur telescope makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telescope, or as a research tool in the field of ...
In 1957, Gregory published an article in Sky & Telescope magazine entitled "A Cassegrainian-Maksutov Telescope Design for the Amateur". [1] In it, Gregory showed how to construct a version of the Maksutov catadioptric telescope in which all optical surfaces are spherical, and which has as secondary a small aluminized spot on the inner surface of the corrector lens.
Hartmann screen used for the 200-inch (5.1 m) Hale Telescope Using a Hartmann mask to adjust focus Hartmann mask is a tool to help focusing telescopes , mainly used by amateur astronomers. It is named after the German astronomer Johannes Franz Hartmann (1865–1936), who developed it around 1900.
Popularizing amateur telescope making Robert Edward Cox (March 12, 1917 – December 16, 1989) was an American optical engineer and a popularizer of amateur telescope making . He conducted the popular "Gleanings for ATMs" (Amateur Telescope Makers) column in Sky and Telescope magazine for 21 years.
A woman from New Jersey is trying to make history at the Grammy Awards this weekend. Divinity Roxx's album "World Wide Playdate" is nominated for Best Children's Music Album.
Caroline, a daughter, was born in 1912. He also took up astronomy and the hobby of telescope making. He was encouraged by his friend back in Springfield, fellow amateur astronomer and telescope builder James Hartness. In 1913, Hartness sent Porter some telescope building ideas and literature along with two 16-inch-diameter glass blanks. [8]
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The aurora is expected to be bright and visible in multiple northern U.S. states Oct. 3 through Oct. 5 as well as from the lower Midwest to Oregon.
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